Written by Admilson Pinto
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Thursday, 29 January 2009 00:00 |
M 16 – Eagle Nebula Date/time: 24.07.2009 22:34 to 25.07.2009 02:07 25.07.2009 22:05 to 25.07.2009 23:10 Az./Alt. positions: 170° / 22° to 220° / 12° 164° / 21° to 180° / 22° Ambient conditions: 22°C to 25°C, transparency 5/5, seeing 5/5 Location: Monte Amiata, Agriturismo Poggiobello, Italy
Equipment: Optics: TMB 92 SS f/5.5 with TSFlat 2 Mount: CGE Guiding: selfguiding with ST-4000XCM Camera: SBIG ST-4000XCM Filter: No Acquisition: Software: CCDSoft V5 FOV, Image scale: 100.9 x 100.9 arcmin, 3,01 arcs/pixel Sub-exposures: 3h 50min (17 x 10min at –10°C + 6 x 10min at –15°C), 50 x 10min dark frames at –10°C and –15°C, 30 x 0.02s EL flats at –10°C 50 bias at –10°C for flats calibration Processing: Images Plus 3.75: Calibration, stacking and DDP CS3: Curves, Carboni´s Actions, GradientXterminator Pixinsight LE 1.0: Green cast elimination Comments: I had big difficulties to stretch the fainter red areas without damaging the image. This result is the maximum I could obtain with my present processing knowledge. Download full size image:Information Filename: nebulae/m16_2009-07-25_full.jpg Filesize: 2960902 Kb Download limit: unlimited
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Last Updated on Tuesday, 25 August 2009 10:45 |